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1 | <?php |
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2 | |||
3 | /** |
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4 | * A list contains nested {@link BaseElement} such as a list of related files. |
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5 | * |
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6 | * @package elemental |
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7 | */ |
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8 | class ElementList extends BaseElement |
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9 | { |
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10 | |||
11 | private static $db = array( |
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12 | 'ListDescription' => 'HTMLText' |
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13 | ); |
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14 | |||
15 | private static $has_many = array( |
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16 | 'Elements' => 'BaseElement' |
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17 | ); |
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18 | |||
19 | private static $duplicate_relations = array( |
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20 | 'Elements' |
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21 | ); |
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22 | |||
23 | private static $extensions = array( |
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24 | 'ElementPublishChildren' |
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25 | ); |
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26 | |||
27 | private static $title = "Element List Element"; |
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28 | |||
29 | private static $description = "Orderable list of elements"; |
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30 | |||
31 | protected $enable_title_in_template = true; |
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32 | |||
33 | public function getCMSFields() |
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34 | { |
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35 | $elements = $this->Elements(); |
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36 | $isInDb = $this->isInDB(); |
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37 | $allowed = $this->config()->get('allowed_elements'); |
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38 | |||
39 | $this->beforeUpdateCMSFields(function ($fields) use ($elements, $isInDb, $allowed) { |
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40 | $desc = HTMLEditorField::create('ListDescription', 'List Description'); |
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41 | $desc->setRightTitle('Optional'); |
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42 | $fields->addFieldToTab('Root.Main', $desc); |
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43 | |||
44 | if ($isInDb) { |
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45 | $adder = new GridFieldAddNewMultiClass(); |
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46 | |||
47 | View Code Duplication | if (is_array($allowed)) { |
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48 | $list = $allowed; |
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49 | } else { |
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50 | $classes = ClassInfo::subclassesFor('BaseElement'); |
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51 | $list = array(); |
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52 | unset($classes['BaseElement']); |
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53 | |||
54 | foreach ($classes as $class) { |
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55 | $list[$class] = singleton($class)->i18n_singular_name(); |
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56 | } |
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57 | } |
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58 | |||
59 | asort($list); |
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60 | |||
61 | $adder->setClasses($list); |
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62 | |||
63 | $config = GridFieldConfig_RecordEditor::create(100); |
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64 | $config->addComponent(new GridFieldSortableRows('Sort')); |
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65 | $config->removeComponentsByType('GridFieldAddNewButton'); |
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66 | $config->addComponent($adder); |
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67 | |||
68 | $config->removeComponentsByType('GridFieldDetailForm'); |
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69 | $config->addComponent(new VersionedDataObjectDetailsForm()); |
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70 | |||
71 | $widgetArea = new GridField( |
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72 | 'Elements', |
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73 | Config::inst()->get("ElementPageExtension", 'elements_title'), |
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74 | $elements, |
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75 | $config |
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76 | ); |
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77 | |||
78 | $fields->addFieldToTab('Root.Main', $widgetArea); |
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79 | } else { |
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80 | $fields->addFieldToTab('Root.Main', LiteralField::create('warn', '<p class="message notice">Once you save this object you will be able to add items</p>')); |
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81 | } |
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82 | |||
83 | $fields->removeByName('Root.Elements'); |
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84 | }); |
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85 | |||
86 | return parent::getCMSFields(); |
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87 | } |
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88 | |||
89 | /** |
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90 | * Used in template instead of {@link Widgets()} to wrap each widget in its |
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91 | * controller, making it easier to access and process form logic and |
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92 | * actions stored in {@link WidgetController}. |
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93 | * |
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94 | * @return SS_List - Collection of {@link WidgetController} instances. |
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95 | */ |
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96 | public function WidgetControllers() { |
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97 | $controllers = new ArrayList(); |
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98 | |||
99 | foreach($this->Elements()->filter('Enabled', 1) as $widget) { |
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100 | $controller = $widget->getController(); |
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101 | |||
102 | $controller->init(); |
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103 | $controllers->push($controller); |
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104 | } |
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105 | |||
106 | return $controllers; |
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107 | } |
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108 | } |
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109 |
If you implement
__call
and you know which methods are available, you can improve IDE auto-completion and static analysis by adding a @method annotation to the class.This is often the case, when
__call
is implemented by a parent class and only the child class knows which methods exist: